1,1,1,2-Tetrachloroethane
Cabazon Water District
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
11
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 7 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 4 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 1 ppb
The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-04-09 | 4790-005-0046 | ND |
2014-04-09 | 4790-006-0111 | ND |
2014-04-09 | 4790-011-0126 | ND |
2014-12-30 | 4790-011-0325 | ND |
2014-12-31 | 4790-005-0029 | ND |
2014-12-31 | 4790-006-0051 | ND |
2014-12-31 | 4790-012-0041 | ND |
2017-12-13 | 4790-005-0640 | ND |
2017-12-13 | 4790-011-0708 | ND |
2017-12-20 | 4790-006-0425 | ND |
2017-12-20 | 4790-012-0443 | ND |